Stay updated with real-time air quality in Limerick, Pennsylvania featuring accurate data on AQI, PM2.5, PM10, O3, NO2, SO2, and CO levels. Use our interactive map and detailed forecasts to monitor pollution trends, manage health risks, and plan your daily activities with confidence.
Live AQI (Air Quality Index)
38
Good
Limerick, Pennsylvania
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
6.81 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
30.89 μg/m³
0
55
155
255
425
605+
38.09 ppb
0
55
71
86
201
201+
0.36 ppb
0
36
76
186
605
1005+
4.13 ppb
0
54
101
361
1250
2050+
0.34 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Limerick, Pennsylvania
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AQI 38
Good
6.81μg/m³
PM2.5
30.89μg/m³
PM10
38.09ppb
O3
0.36ppb
SO2
4.13ppb
NO2
0.34ppm
CO
AQI 36
Good
5.75μg/m³
PM2.5
21.70μg/m³
PM10
38.57ppb
O3
0.35ppb
SO2
4.00ppb
NO2
0.33ppm
CO
AQI 36
Good
5.87μg/m³
PM2.5
22.85μg/m³
PM10
38.85ppb
O3
0.35ppb
SO2
3.96ppb
NO2
0.33ppm
CO
AQI 35
Good
6.30μg/m³
PM2.5
29.87μg/m³
PM10
38.06ppb
O3
0.41ppb
SO2
6.97ppb
NO2
0.34ppm
CO
AQI 35
Good
6.34μg/m³
PM2.5
29.86μg/m³
PM10
38.06ppb
O3
0.41ppb
SO2
6.91ppb
NO2
0.33ppm
CO
AQI 36
Good
5.75μg/m³
PM2.5
21.70μg/m³
PM10
38.57ppb
O3
0.35ppb
SO2
4.00ppb
NO2
0.33ppm
CO
Air quality and pollutant data for Pennsylvania, USA are sourced from ground-based monitors and satellites, adhering to US EPA standards. Machine learning and advanced algorithms enhance the data by incorporating local variables like traffic and population density, ensuring high accuracy and dependability.
Source: Ambee Data Sources
The air quality information for Limerick, Pennsylvania is updated every hour for accuracy.
In the past 24 hours, the air quality in Limerick, Pennsylvania was at its worst at 02:00:00 on 2026-03-09.
In the last 24 hours, the best air quality in Limerick, Pennsylvania was observed at 03:00:00 on 2026-03-09.
As of now, the AQI in Limerick, Pennsylvania is 38, indicating Good conditions.
Limerick, Pennsylvania air has the highest levels of PM2.5.
Poor air quality in Limerick, Pennsylvania means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Limerick, Pennsylvania are currently 6.812 μg/m3.
The PM10 concentration in Limerick, Pennsylvania is 30.885 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Limerick, Pennsylvania is 0.337 ppm.
Currently, Limerick, Pennsylvania has a sulfur dioxide (SO2) concentration of 0.363 ppb.
The current ozone (O3) level in Limerick, Pennsylvania at the moment is 38.087 ppm.
Nitrogen dioxide (NO2) level in Limerick, Pennsylvania at the moment is 4.129 ppb.
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